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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title></title>
<script language="javascript">
function test(obj)
{
var obj_input = document.getElementById("input_text");
if (obj.checked)
{
obj_input.disabled = false;
obj_input.focus();
}
else
{
obj_input.disabled = true;
}
}
</script>
</head>
<body>
<input type="checkbox" value="0" id="cb_0" /><label for="cb_0">0</label><br /><input type="checkbox" value="1" id="cb_1" /><label for="cb_1">1</label><br /><input type="checkbox" id="cb_2" value="2" /><label for="cb_2">2</label><br /><input type="checkbox" id="cb_3" onclick="test(this)" value="-1" /><label for="cb_3">其他</label><input type="text" id="input_text" disabled="true" />
</body>
</html>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title></title>
<script language="javascript">
function test(obj)
{
var obj_input = document.getElementById("input_text");
if (obj.checked)
{
obj_input.disabled = false;
obj_input.focus();
}
else
{
obj_input.disabled = true;
}
}
</script>
</head>
<body>
<form id="form1" name="form1" method="post" action="receive.php">
<table width="100%"><tr>
<td>
<input type="checkbox" name="checkbox[]" value="0" id="cb_0" /><label for="cb_0">0</label><br />
<input type="checkbox" name="checkbox[]" value="1" id="cb_1" /><label for="cb_1">1</label><br />
<input type="checkbox" name="checkbox[]" value="2" id="cb_2" /><label for="cb_2">2</label><br />
<input type="checkbox" name="checkbox[]" value="-1" id="cb_3" onclick="test(this)" /><label for="cb_3">其他:</label><input type="text" id="input_text" disabled="true" />
</td></tr>
</table>
<input type="submit" name="Submit" value="提交" /> </form>
</body>
</html>
[/HTML]
[code=PHP]
<?php
for($i=0;$i<=count($checkbox);$i++)
{
if(!is_null($checkbox[$i]))
{
$chechvalue.=$checkbox[$i];
}
}
echo $chechvalue.'<br />';
?>
你4个三角形咋来的....